Q1. Deficiency of iron in the diet mainly causes:
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Answer: D. Anaemia
Iron is a component of haemoglobin, so its deficiency causes anaemia.
Biology - Nutrition & Vitamins Questions for SSC CGL (with Answers)
9 Biology - Nutrition & Vitamins MCQs from the General Awareness section, with answers and short explanations.
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Q2. Which vitamin is made in the human skin when exposed to sunlight?
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Answer: D. Vitamin D
Skin produces vitamin D when exposed to ultraviolet rays in sunlight.
Q3. Deficiency of vitamin C causes:
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Answer: B. Scurvy
Vitamin C deficiency causes scurvy, marked by bleeding and swollen gums.
Q4. Rickets in children is caused by deficiency of:
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Answer: B. Vitamin D
Vitamin D deficiency leads to rickets, with soft and bent bones in children.
Q5. Night blindness is caused by deficiency of:
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Answer: B. Vitamin A
Vitamin A is needed for vision in dim light; its deficiency causes night blindness.
Q6. Kwashiorkor in children is caused mainly by deficiency of:
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Answer: B. Protein
Kwashiorkor is a protein-deficiency disease in young children.
Q7. Pellagra is caused by deficiency of:
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Answer: C. Niacin (vitamin B3)
Pellagra is caused by deficiency of niacin, a B-complex vitamin.
Q8. Which of the following vitamins is water-soluble?
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Answer: D. Vitamin C
Vitamin C (and B-complex) is water-soluble, whereas A, D, E and K are fat-soluble.
Q9. Beriberi is caused by deficiency of:
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Answer: B. Vitamin B1 (thiamine)
Beriberi results from a lack of thiamine (vitamin B1).
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